Home / 27,491.96-37,939.64-14,916.70

Finding the Fourth Proportional to 27,491.96, 37,939.64 and 14,916.70

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Solution

The fourth proportional to 27,491.96, 37,939.64 and 14,916.70 is: 20,585.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,491.96 : 37,939.64 = 14,916.70 : x
  2. Step 2: Convert to fraction form
    27,491.96/37,939.64 = 14,916.70/x
  3. Step 3: Cross multiply
    27,491.96x = 37,939.64 × 14,916.70
  4. Step 4: Simplify right side
    27,491.96x = 565,934,227.99
  5. Step 5: Solve for x
    x = 565,934,227.99/27,491.96
  6. Step 6: Final answer
    x = 20,585.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.